6" to 8" dia bore holes to a depth of 1000 ft. (300 mtr)
Prime Mover
Truck mounted rig with power from truck engine.
Work Method
Rotation with direct circulation, nucleus destruction with bleeding by water, air or foam.
Drilling by drag bit (over burden) Roto persussion with DTH hammer.
Mast
Box type structure
Max. Capacity 33,000 lbs (15 tons)
Height 27 ft. (8.1 mtr)
Rod handling capacity 20 ft. (6.1 mtr)
Hydraulic System
Max. operating pressure 3200 psi (210 kgs)
Hydraulic Oil Cooler
Fin Type Flow capacity 90 GPM Cooler fan drive through hydraulic motor.
Pull Up And Pull Down
By hydraulic cylinder and wire rope, Reeving Ratio 1:3
Max. Pull up force 17,380 lbs (7900 kgs)
Max. Pull up speed 244 ft./ min (74 mtr / min)
Max. Pull down force 11,880 lbs (5400 kgs)
Max. pull down speed 356 ft./ min (108 mtr / min)
Rotary Head
Rotary head is powered by one hydraulic motor
Max. torque 26,400 in-lbs (303 kg-mtrs.)
Max. speed 0 to 130 rpm
Jacks
Four hydraulic jacks of 100 x 63 x 610 mm stroke.
Water Injection Pump
Triplex reciprocating pump of 50 lpm 1000 psi powered by hydraulic motor.
Break Out Wrench
To open the drill joints hydrailic break out wreanch of 350 mm stroke will be provided.
Rod Changer with
Auxillary Winch
Manually operated single pivoted rod changer with 1000 kg capacity pull up winch to carry
drill rods, castings and hammer tools.